CN102254535A - Pixel drive method and system - Google Patents
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- CN102254535A CN102254535A CN2011102330869A CN201110233086A CN102254535A CN 102254535 A CN102254535 A CN 102254535A CN 2011102330869 A CN2011102330869 A CN 2011102330869A CN 201110233086 A CN201110233086 A CN 201110233086A CN 102254535 A CN102254535 A CN 102254535A
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
- G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
- G09G3/34—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source
- G09G3/36—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source using liquid crystals
- G09G3/3611—Control of matrices with row and column drivers
- G09G3/3648—Control of matrices with row and column drivers using an active matrix
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1343—Electrodes
- G02F1/134309—Electrodes characterised by their geometrical arrangement
- G02F1/134345—Subdivided pixels, e.g. for grey scale or redundancy
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Abstract
The invention provides a pixel drive method which comprises the following steps of: S1. converting a picture signal of one frame into two picture signals displayed in the frame, wherein the two picture signals comprise main grayscale signals; and S2. displaying the main grayscale signal of one of the two picture signals through a main pixel and displaying the main grayscale signal of the other picture signal through a subpixel. The invention also relates to a pixel drive system. The main pixel and the subpixel have time for displaying the main grayscale signals to improve image resolution by changing the drive signals of the main pixel and the subpixel.
Description
[technical field]
The present invention relates to field of liquid crystal display, particularly relate to a kind of image element driving method and system that improves image analytic degree.
[background technology]
Tradition is used to improve the pixel-driven structure of visual angle aberration (color washout), be that a pixel is divided into two sub-pixels, a main pixel, one pixel, utilize the driving voltage difference of two pixels, form different optical characteristics and reach the purpose of improving the visual angle aberration.As Fig. 1 for not adopting the light intensity curve figure with side-looking of facing of primary and secondary pixel, Fig. 2 is for adopting the light intensity curve figure with side-looking of facing of main pixel and time pixel, wherein A is the light intensity curve with side-looking faced of main pixel, B is the light intensity curve with side-looking faced of time pixel, C is the mixed light intensity curve of facing with side-looking of main pixel and time pixel, as can be seen from the figure, adopt C curve after main pixel and time pixel more near the light intensity curve D that perfectly faces with side-looking, make the visual angle aberration obtain very big improvement.
It is that (capacitor/capacitor: type electric capacity/liquid crystal capacitance), a kind of be the TT (transistor/transistor: type transistor/transistor) that utilizes thin film transistor (TFT) to implement to the CC that utilizes electric capacity to implement that main pixel has several different embodiments a kind of with time pixel.The CC type is to utilize capacity coupled mode, adjusts the electric capacity be coupled between main pixel and time pixel and the ratio of liquid crystal capacitance, makes main pixel different with the driving voltage of inferior pixel; The TT type is to utilize different data lines or sweep trace that main pixel and time different driving voltage of pixel are provided.Wherein the shortcoming of CC type is in case be coupled in after capacitance between main pixel and the inferior pixel determines, the driving voltage of main pixel and time pixel is also just determined thereupon, therefore lost the degree of freedom of adjusting, and be connected because see through electric capacity between main pixel and the inferior pixel, make winner's pixel and time pixel that relevance arranged but not independent mutually, therefore can cause yellow red tape phenomenon.And the TT type utilize different data lines provide different driving voltage to main pixel with time pixel or utilize different sweep traces to adjust the duration of charging of main pixel and time pixel, be free to adjust the driving voltage of main pixel and time pixel, and main pixel and time pixel are separate, therefore the problem that does not have yellow red tape is improved the best results of visual angle aberration.
The enforcement way of TT type adopts 1G2D (pixel is driven by a sweep trace and two data lines).
Fig. 3 is the dot structure synoptic diagram of 1G2D, pixel among Fig. 3 is divided into two pixels, a main pixel A 2 and one pixel B 2, main pixel A 2 comprises a field effect transistor a2, inferior pixel B 2 comprises a field effect transistor b2, the drain electrode of field effect transistor a2 connects a capacitor C sm and a liquid crystal capacitance Clm, and the drain electrode of field effect transistor b2 connects a capacitor C ss and a liquid crystal capacitance Cls.Also have two data line Dqm and Dqs among Fig. 3, data line Dqm is the data line of main pixel A 2, is connected in the source electrode of field effect transistor a2, and data line Dqs is the data line of time pixel B 2, is connected in the source electrode of field effect transistor b2.Also have among Fig. 3 a main pixel A 2 and time pixel B 2 shared sweep trace, connect grid with field effect transistor a2 and field effect transistor b2.
In the 1G2D dot structure, pixel cutting spatially tends to cause the pixel of low GTG in specific to be current, pixel shows main grey scale signal (presenting bright attitude) in main pixel, in inferior pixel, show less important grey scale signal or display gray scale signal (presenting dark attitude) not, will seeming on the microcosmic, pixel is quite big, makes image analytic degree reduce.
So, be necessary to provide a kind of image element driving method and system, to solve the existing in prior technology problem.
[summary of the invention]
The image element driving method and being in specific pixel of system that the present invention is directed to prior art show the defective of the image analytic degree reduction that less important grey scale signal causes owing to main pixel shows main grey scale signal time pixel now, and a kind of image element driving method and system that improves image analytic degree by the drive signal that changes main pixel and inferior pixel is provided.
Fundamental purpose of the present invention is to provide a kind of image element driving method, and comprising step: S1, the picture signal of a frame is converted to two picture signals that show in a frame, described two picture signals include main grey scale signal; S2, of described two picture signals is shown main grey scale signal by main pixel, another of described two picture signals shows main grey scale signal by inferior pixel.
Fundamental purpose of the present invention also is to provide a kind of pixel drive system, comprising: modular converter: be used for the picture signal of a frame is converted to two picture signals that show at a frame, described two picture signals include main grey scale signal; And display module: be used for described two picture signals one and show main grey scale signal by main pixel, another of described two picture signals shows main grey scale signal by inferior pixel.
In one embodiment of this invention, when the dot structure that adopts a pixel to drive by a sweep trace and two data lines, described two picture signals include less important grey scale signal, and the shown gray scale of described main grey scale signal is greater than described less important grey scale signal; Described step S2 is: in of described two picture signals main grey scale signal is sent to described main pixel, less important grey scale signal is sent to pixel described time; In another of described two picture signals, main grey scale signal is sent to pixel described time, less important grey scale signal is sent to described main pixel.
In one embodiment of this invention, describedly show that by main pixel the time of main grey scale signal equals the described time that is shown main grey scale signal by inferior pixel.
Fundamental purpose of the present invention also is to provide a kind of image element driving method, described pixel comprises a main pixel and a pixel, comprising step: S1, the picture signal of a frame is converted to first picture signal and second picture signal that shows in a frame; Described first picture signal and described second picture signal include main grey scale signal; S2, show described first picture signal during, described time pixel shows described main grey scale signal; S3, show described second picture signal during, described main pixel shows described main grey scale signal.
In one embodiment of this invention, described first picture signal and described second picture signal all also comprise less important grey scale signal, and the shown gray scale of described main grey scale signal is greater than described less important grey scale signal; Described step S2 also comprises: during described first picture signal of demonstration, described main pixel shows described less important grey scale signal; Described step S3 also comprises: during described second picture signal of demonstration, described time pixel shows described less important grey scale signal.
In one embodiment of this invention, when described main pixel is electrically connected the sweep trace and first data line, when described time pixel electrically connects the described sweep trace and second data line, described step S2 is: during described first picture signal of demonstration, the described less important grey scale signal that described first data line of described main pixel basis transmits shows and the described main grey scale signal of described described second data line transmission of pixel basis shows, described step S3 is: during described second picture signal of demonstration, the described main grey scale signal that described first data line of described main pixel basis transmits shows and the described less important grey scale signal of described described second data line transmission of pixel basis shows.
In one embodiment of this invention, describedly show that by main pixel the time of main grey scale signal equals the described time that is shown main grey scale signal by inferior pixel.
Image element driving method of the present invention and system make by the drive signal that changes main pixel and time pixel that main pixel and time pixel all have the time that shows main grey scale signal to improve image analytic degree in each frame, and that has avoided original image element driving method, system and corresponding liquid crystal display device is the defective that image analytic degree that current because main pixel shows that main grey scale signal time pixel shows that less important grey scale signal causes reduces in specific pixel.
For foregoing of the present invention can be become apparent, preferred embodiment cited below particularly, and cooperate appended graphicly, be described in detail below:
[description of drawings]
Fig. 1 is the light intensity curve figure with side-looking of facing of the pixel of the dot structure that do not adopt the primary and secondary pixel;
Fig. 2 be adopted the primary and secondary pixel dot structure pixel face light intensity curve figure with side-looking;
Fig. 3 is the pixel-driven structure synoptic diagram of 1G2D;
Fig. 4 is the process flow diagram of the preferred embodiment of image element driving method of the present invention;
Fig. 5 is the structural representation of the preferred embodiment of pixel drive of the present invention system;
Fig. 6 is the process flow diagram of the preferred embodiment of image element driving method of the present invention;
Fig. 7 is the structural representation of the employed pixel of preferred embodiment of image element driving method of the present invention.
[embodiment]
Below the explanation of each embodiment be with reference to additional graphic, can be in order to illustration the present invention in order to the specific embodiment of implementing.The direction term that the present invention mentioned, for example " on ", D score, " preceding ", " back ", " left side ", " right side ", " interior ", " outward ", " side " etc., only be direction with reference to annexed drawings.Therefore, the direction term of use is in order to explanation and understands the present invention, but not in order to restriction the present invention.
In the drawings, the unit of structural similarity is to represent with same numeral.
In the process flow diagram of the preferred embodiment of image element driving method of the present invention shown in Figure 4, described image element driving method starts from step 400, carries out subsequently:
Final this method ends at step 403.
Image element driving method of the present invention is converted to two picture signals that show with the picture signal of a frame in a frame, make like this to adopt different type of drive to the picture signal of same frame.Subsequently of two picture signals is shown main grey scale signal by main pixel, another of two picture signals shown main grey scale signal by inferior pixel.
Like this in the time of a picture signal after conversion, the voltage that main pixel is provided is V1, the brightness normalized value of considering main pixel separately is L1, and the voltage that simultaneously inferior pixel is provided is for V2 or driving voltage is not provided, and the overall brightness normalized value of at this moment main pixel and time pixel is L2.In the time of another picture signal after conversion, the voltage that inferior pixel is provided is V3, the brightness normalized value of considering time pixel separately is L1, and the voltage that main simultaneously pixel is provided is for V4 or driving voltage is not provided, and the overall brightness normalized value of at this moment main pixel and time pixel is L2.
Wherein voltage V1 and V3 may equate or be unequal, and by the electrode size of main pixel and time pixel and the corresponding electric capacity decision that is connected, purpose will make the brightness normalized value of main pixel individual drive identical with the brightness normalized value of time pixel individual drive.Wherein voltage V2 and V4 may equate or be unequal, by the electrode size of main pixel and time pixel and the corresponding electric capacity decision that is connected, purpose will make the leading main pixel of main pixel, and driven global brightness normalized value is identical simultaneously with time pixel with the leading main pixel of time pixel while driven global brightness normalized value and time pixel.
Make that like this overall brightness of two picture signals after being converted can remain unchanged, but two picture signals carry out presenting of main gray scale by different pixels, make in see that easily main pixel is bright during low GTG, inferior pixel is dark, and the phenomenon that the pixel that will seem on the microcosmic causes image analytic degree to reduce quite greatly makes moderate progress.
As the preferred embodiment of image element driving method of the present invention, when adopting the dot structure of 1G2D, described two picture signals include less important grey scale signal, and the shown gray scale of described main grey scale signal is greater than described less important grey scale signal; Described step S2 sends to pixel in of described two picture signals main grey scale signal is sent to described main pixel described time with less important grey scale signal; In another of described two picture signals, main grey scale signal is sent to pixel described time, less important grey scale signal is sent to described main pixel.
When adopting the 1G2D dot structure, a pixel is driven by a sweep trace and two data lines, as shown in Figure 3.Like this in the time of a picture signal after conversion, data line Dqm sends to main pixel A 2 with main grey scale signal (making main pixel A 2 show main grey scale signal), data line Dqs sends to time pixel B 2 with less important grey scale signal (making time pixel B 2 show less important grey scale signal), has formed a frame like this by the main pixel A 2 leading display frames that show.In the time of another picture signal after conversion, data line Dqs sends to time pixel B 2 with main grey scale signal (making time pixel B 2 show main grey scale signal), data line Dqm sends to main pixel A 2 with less important grey scale signal (making main pixel A 2 show less important grey scale signal), has formed a frame like this by the inferior pixel B 2 leading display frames that show.Setting (as the size of capacitor C sm, capacitor C ss, liquid crystal capacitance Clm and liquid crystal capacitance Cls) by correlation parameter simultaneously make the overall brightness normalized value of conversion back two frames equate promptly can well improve in see that easily main pixel is bright during low GTG, inferior pixel is dark, the phenomenon that the pixel that will seem on the microcosmic causes image analytic degree to reduce quite greatly.
As the preferred embodiment of image element driving method of the present invention, describedly show that by main pixel the time of main grey scale signal equals the described time that is shown main grey scale signal by inferior pixel.Show the time of main grey scale signal and show that by inferior pixel the time of main grey scale signal equates by main pixel, make and to make winner's pixel show that the brightness of the image frame of main grey scale signal and the image frame that inferior pixel shows main grey scale signal is consistent by the better overall brightness normalized value of the whole pixel of control.
The invention still further relates to a kind of pixel drive system, in the structural representation of the preferred embodiment of shown in Figure 5 pixel drive of the present invention system.Described pixel drive system comprises modular converter 1 and display module 2, modular converter 1 is used for the picture signal of a frame is converted to two picture signals that show at a frame, described two picture signals include main grey scale signal, display module 2 is used for described two picture signals one and shows main grey scale signal by main pixel, and another of described two picture signals shows main grey scale signal by inferior pixel.
The picture signal of modular converter 1 one frames of pixel drive of the present invention system is converted to two picture signals that show in a frame, make like this to adopt different type of drive to the picture signal of same frame.Display module 2 shows main grey scale signal with of two picture signals by main pixel subsequently, and another of two picture signals shown main grey scale signal by inferior pixel.
Like this in the time of a picture signal after conversion, the voltage that main pixel is provided is V1, the brightness normalized value of considering main pixel separately is L1, and the voltage that simultaneously inferior pixel is provided is for V2 or driving voltage is not provided, and the overall brightness normalized value of at this moment main pixel and time pixel is L2.In the time of another picture signal after conversion, the voltage that inferior pixel is provided is V3, the brightness normalized value of considering time pixel separately is L1, and the voltage that main simultaneously pixel is provided is for V4 or driving voltage is not provided, and the overall brightness normalized value of at this moment main pixel and time pixel is L2.
Wherein voltage V1 and V3 may equate or be unequal, and by the electrode size of main pixel and time pixel and the corresponding electric capacity decision that is connected, purpose will make the brightness normalized value of main pixel individual drive identical with the brightness normalized value of time pixel individual drive.Wherein voltage V2 and V4 may equate or be unequal, by the electrode size of main pixel and time pixel and the corresponding electric capacity decision that is connected, purpose will make the leading main pixel of main pixel, and driven global brightness normalized value is identical simultaneously with time pixel with the leading main pixel of time pixel while driven global brightness normalized value and time pixel.
Make that like this overall brightness of two picture signals after being converted can remain unchanged, but two picture signals carry out presenting of main gray scale by different pixels, make in see that easily main pixel is bright during low GTG, inferior pixel is dark, and the phenomenon that the pixel that will seem on the microcosmic causes image analytic degree to reduce quite greatly makes moderate progress.
As the preferred embodiment of pixel drive of the present invention system, when adopting the dot structure of 1G2D, described two picture signals include less important grey scale signal, and the shown gray scale of described main grey scale signal is greater than described less important grey scale signal; Described display module 2 specifically is used at described two picture signals one main grey scale signal is sent to described main pixel, and less important grey scale signal is sent to pixel described time; In another of described two picture signals, main grey scale signal is sent to pixel described time, less important grey scale signal is sent to described main pixel.
When adopting the 1G2D dot structure, a pixel is driven by a sweep trace and two data lines, as shown in Figure 3.Like this in the time of a picture signal after conversion, data line Dqm sends to main pixel A 2 with main grey scale signal (making main pixel A 2 show main grey scale signal), data line Dqs sends to time pixel B 2 with less important grey scale signal (making time pixel B 2 show less important grey scale signal), has formed a frame like this by the main pixel A 2 leading display frames that show.In the time of another picture signal after conversion, data line Dqs sends to time pixel B 2 with main grey scale signal (making time pixel B 2 show main grey scale signal), data line Dqm sends to main pixel A 2 with less important grey scale signal (making main pixel A 2 show less important grey scale signal), has formed a frame like this by the inferior pixel B 2 leading display frames that show.Setting (as the size of capacitor C sm, capacitor C ss, liquid crystal capacitance Clm and liquid crystal capacitance Cls) by correlation parameter simultaneously make the overall brightness normalized value of conversion back two frames equate promptly can well improve in see that easily main pixel is bright during low GTG, inferior pixel is dark, the phenomenon that the pixel that will seem on the microcosmic causes image analytic degree to reduce quite greatly.
As the preferred embodiment of image element driving method of the present invention, describedly show that by main pixel the time of main grey scale signal equals the described time that is shown main grey scale signal by inferior pixel.Show the time of main grey scale signal and show that by inferior pixel the time of main grey scale signal equates by main pixel, make and to make winner's pixel show that the brightness of the image frame of main grey scale signal and the image frame that inferior pixel shows main grey scale signal is consistent by the better overall brightness normalized value of the whole pixel of control.
The invention still further relates to a kind of image element driving method, described pixel comprises a main pixel and a pixel, be illustrated in figure 7 as PSVA (Polymer Stabilized Vertical Alignment: dot structure polymer stabilizing type vertical orientation), it among the figure a complete pixel, the arbitrary part of two parts of dividing among the figure can be main pixel, and another part is time pixel.
In the process flow diagram of the preferred embodiment of image element driving method of the present invention shown in Figure 6, described image element driving method starts from step 600, carries out subsequently:
Step 601 is converted to first picture signal and second picture signal that shows with the picture signal of a frame in a frame; Described first picture signal and described second picture signal include main grey scale signal;
Step 602, during described first picture signal of demonstration, described time pixel shows described main grey scale signal;
Step 603, during described second picture signal of demonstration, described main pixel shows described main grey scale signal;
Final this method ends at step 604.
When adopting the 1G2D dot structure, described first picture signal and described second picture signal all also comprise less important grey scale signal, and the shown gray scale of described main grey scale signal is greater than described less important grey scale signal; During described first picture signal of demonstration, described main pixel shows described less important grey scale signal; During described second picture signal of demonstration, described time pixel shows described less important grey scale signal.Be that described main pixel is electrically connected the sweep trace and first data line, described time pixel electrically connects the described sweep trace and second data line, during described first picture signal of demonstration, the described less important grey scale signal that described first data line of described main pixel basis transmits shows and the described main grey scale signal of described described second data line transmission of pixel basis shows, during described second picture signal of demonstration, the described main grey scale signal that described first data line of described main pixel basis transmits shows and the described less important grey scale signal of described described second data line transmission of pixel basis shows.
Preferred embodiment as image element driving method of the present invention, also can be during described second picture signal of demonstration, described time pixel shows described main grey scale signal, and during described first picture signal of demonstration, described main pixel shows described main grey scale signal
When adopting the 1G2D dot structure, described first picture signal and described second picture signal all also comprise less important grey scale signal, and the shown gray scale of described main grey scale signal is greater than described less important grey scale signal; During described second picture signal of demonstration, described main pixel shows described less important grey scale signal; During described first picture signal of demonstration, described time pixel shows described less important grey scale signal.Be that described main pixel is electrically connected the sweep trace and first data line, described time pixel electrically connects the described sweep trace and second data line, during described first picture signal of demonstration, the described main grey scale signal that described first data line of described main pixel basis transmits shows and the described less important grey scale signal of described described second data line transmission of pixel basis shows, during described second picture signal of demonstration, the described less important grey scale signal that described first data line of described main pixel basis transmits shows and the described main grey scale signal of described described second data line transmission of pixel basis shows.
The specific embodiment of the embodiment of image element driving method of the present invention and beneficial effect and above-mentioned image element driving method is same or similar, specifically sees also the specific embodiment of above-mentioned image element driving method.
In sum; though the present invention discloses as above with preferred embodiment; but above preferred embodiment is not in order to restriction the present invention; those of ordinary skill in the art; without departing from the spirit and scope of the present invention; all can do various changes and retouching, so protection scope of the present invention is as the criterion with the scope that claim defines.
Claims (10)
1. an image element driving method is characterized in that, comprises step:
S1, the picture signal of a frame is converted to two picture signals that show in a frame, described two picture signals include main grey scale signal;
S2, of described two picture signals is shown main grey scale signal by main pixel, another of described two picture signals shows main grey scale signal by inferior pixel.
2. image element driving method according to claim 1, it is characterized in that, when the dot structure that adopts a pixel to drive by a sweep trace and two data lines, described two picture signals include less important grey scale signal, and the shown gray scale of described main grey scale signal is greater than described less important grey scale signal; Described step S2 is: in of described two picture signals main grey scale signal is sent to described main pixel, less important grey scale signal is sent to pixel described time; In another of described two picture signals, main grey scale signal is sent to pixel described time, less important grey scale signal is sent to described main pixel.
3. image element driving method according to claim 1 is characterized in that, describedly shows that by main pixel the time of main grey scale signal equals the described time that is shown main grey scale signal by inferior pixel.
4. a pixel drive system is characterized in that, comprising:
Modular converter: be used for the picture signal of a frame is converted to two picture signals that show at a frame, described two picture signals include main grey scale signal; And display module: be used for described two picture signals one and show main grey scale signal by main pixel, another of described two picture signals shows main grey scale signal by inferior pixel.
5. pixel drive according to claim 4 system, it is characterized in that, when the dot structure that adopts a pixel to drive by a sweep trace and two data lines, described two picture signals include less important grey scale signal, and the shown gray scale of described main grey scale signal is greater than described less important grey scale signal; Described display module specifically is used at described two picture signals one main grey scale signal is sent to described main pixel, and less important grey scale signal is sent to pixel described time; In another of described two picture signals, main grey scale signal is sent to pixel described time, less important grey scale signal is sent to described main pixel.
6. pixel drive according to claim 4 system is characterized in that, describedly shows that by main pixel the time of main grey scale signal equals the described time that is shown main grey scale signal by inferior pixel.
7. image element driving method, described pixel comprises a main pixel and a pixel, it is characterized in that, comprises step:
S1, the picture signal of a frame is converted to first picture signal and second picture signal that shows in a frame; Described first picture signal and described second picture signal include main grey scale signal;
S2, show described first picture signal during, described time pixel shows described main grey scale signal;
S3, show described second picture signal during, described main pixel shows described main grey scale signal.
8. image element driving method according to claim 7 is characterized in that,
Described first picture signal and described second picture signal all also comprise less important grey scale signal, and the shown gray scale of described main grey scale signal is greater than described less important grey scale signal;
Described step S2 also comprises: during described first picture signal of demonstration, described main pixel shows described less important grey scale signal;
Described step S3 also comprises: during described second picture signal of demonstration, described time pixel shows described less important grey scale signal.
9. image element driving method according to claim 8 is characterized in that,
When the described main pixel electrical connection sweep trace and first data line, when described time pixel electrically connects the described sweep trace and second data line,
Described step S2 is: during described first picture signal of demonstration, the described less important grey scale signal that described first data line of described main pixel basis transmits shows and the described main grey scale signal of described described second data line transmission of pixel basis shows,
Described step S3 is: during described second picture signal of demonstration, the described main grey scale signal that described first data line of described main pixel basis transmits shows and the described less important grey scale signal of described described second data line transmission of pixel basis shows.
10. image element driving method according to claim 7 is characterized in that, describedly shows that by main pixel the time of main grey scale signal equals the described time that is shown main grey scale signal by inferior pixel.
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| CN2011102330869A CN102254535B (en) | 2011-08-15 | 2011-08-15 | Pixel drive method and system |
| US13/318,781 US20130044142A1 (en) | 2011-08-15 | 2011-08-29 | Method of driving a pixel and a system for the same |
| PCT/CN2011/079043 WO2013023389A1 (en) | 2011-08-15 | 2011-08-29 | Pixel drive method and system |
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| CN2011102330869A CN102254535B (en) | 2011-08-15 | 2011-08-15 | Pixel drive method and system |
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| CN104965363A (en) * | 2015-07-13 | 2015-10-07 | 深圳市华星光电技术有限公司 | TFT substrate and liquid crystal panel |
| WO2016026147A1 (en) * | 2014-08-18 | 2016-02-25 | 深圳市华星光电技术有限公司 | Greyscale value setting method for liquid crystal panel, and liquid crystal display |
| CN106991983A (en) * | 2017-05-10 | 2017-07-28 | 惠科股份有限公司 | Display panel driving method and display device |
| CN107123410A (en) * | 2017-07-06 | 2017-09-01 | 惠科股份有限公司 | Display panel driving method and display device |
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| CN102254535B (en) | 2012-11-21 |
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